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European distribution of Calosoma sycophanta and hosts attacked
Investigational work on Calosoma sycophantaContinued Page
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abdomen abundant adults Agriculture asparagus beetle attack August average badly infested bark beetle larvae beetles were found beetles were liberated borer Bureau of Entomology burrows Calosoma beetles Calosoma larvae Calosoma sycophanta carabid Cardiophorus caterpillars cent chestnut collected colony color corn crop cucumber beetle deposited Diabrotica Drasterius early eggs elytra emerged enemies examined experiments feeding female flea-beetle food plants gipsy moth gipsy moth caterpillars ground grubs habits hatched hibernation inches infested woodland injury insect July June June 28 killed laboratory large numbers larvae were liberated larval molt skins later length liberated in woodland Limonius californicus localities male May-beetles observed oviposition parasite Paris green pest placed plowing prothorax pupae pupal cell pupated reported Rept roots roundheaded season seeds segment skins were found soil species specimens sprayed spring sugar-beet wireworm summer surface temperature tion town trees U. S. Dept white-grubs wood